DB updation when app new version comes ?
How do you setup/initialise a core data stack in your application? Is this activity performed on main thread? If not, why?
Explain how to shut off message alerts in ios?
Is apple ios based on linux?
What language is ios written in?
What are the differences between categories and extensions?
Can I have relationship between entities in separate stores (in case of configurations)?
How do you check if your code has memory leaks?
What happens when we invoke a method on a nil pointer?
Explain ios multitasking?
What is arc in ios?
What is spritekit and what is scenekit?
Difference between cocoa, cocoa touch and objective c?